16 lines
630 B
Plaintext
16 lines
630 B
Plaintext
==== tests/cases/compiler/contextualTypingOfObjectLiterals.ts (2 errors) ====
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var obj1: { [x: string]: string; };
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var obj2 = {x: ""};
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obj1 = {}; // Ok
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obj1 = obj2; // Error - indexer doesn't match
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~~~~
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!!! Type '{ x: string; }' is not assignable to type '{ [x: string]: string; }':
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!!! Index signature is missing in type '{ x: string; }'.
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function f(x: { [s: string]: string }) { }
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f({}); // Ok
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f(obj1); // Ok
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f(obj2); // Error - indexer doesn't match
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~~~~
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!!! Argument of type '{ x: string; }' is not assignable to parameter of type '{ [x: string]: string; }'. |